Question

What difference in the properties of common salt and sand would enables you to seprate a mixture of these two substance ?

Answer 1

Answer:

salt is soluble in water but sand is not.

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Answer 2

Answer:

We should use FRACTIONAL CRYSTALLISATION.

Explanation:

Whenever we have a salt substance , like potassium chloride, common salt , sodium chloride , we have to use this method only.

The liquid used is water. After mixing salt and sand, salt will be dissolved and sand will be separated by filtration followed by evaporation ....this all these substances are separated

PROPERTY: Salt can be dissolved in water